/*
* Copyright 1999-2015 dangdang.com.
* <p>
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* </p>
*/
package com.dangdang.ddframe.rdb.sharding.parser.result.merger;
import com.google.common.base.Optional;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.ToString;
/**
* ε―ζεΊε.
*
* @author gaohongtao
*/
@ToString
@Getter
@RequiredArgsConstructor
public abstract class AbstractSortableColumn {
private final Optional<String> owner;
private final Optional<String> name;
private final Optional<String> alias;
private final OrderByColumn.OrderByType orderByType;
}